Phellodendron amurense, Amur Cork Tree
Size: tree, 30-40' average height at maturity
Buds: .125", brown, hairy, no terminal bud
Leaves: deciduous, opposite, pinnately compound, 5-13 leaflets, each 2.5-4.5" long by 1.25-2.25" wide, ovate to ovate-lanceolate, margins entire, tips long acuminate, dark green in summer, often shiny or bronzish yellow in fall
Twigs: stout, orange-yellow or yellow-gray, brown when older, prominent lenticels, leaf scar nearly surrounds bud
Flowers: dioecious, yellow-treen, in panicles up to 3.5" long and 3" wide
Fruit: .5" black roundish drupe, persists into winter
Bark: inner bark yellow, gray-brown in old age, ridges and furrows in corklike pattern